- a brand of pigments and other products that exhibit fluorescence in daylight.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for day-glo
Reading Stirring the Pot is like having a Day-Glo, dumb-feminism-for-dummies megaphone blasted into your ears.It’s Not Just the Vaccines. Jenny McCarthy’s New Book Offers More ‘Lessons’
April 28, 2014
A girl with Day-Glo red hair embraced a born-again Christian.What if the Founding Fathers Saw Newtown?
December 13, 2013
A Day-Glo orange jump suit—such as the ones worn by the Guantanamo inmates—across the shoulders of mine.Will Self: How I Write
January 9, 2013
He has been the most exuberant champion of bold colors, the likes of which have not been seen since the Day-Glo days of raves.Milan’s Day-Glo Exuberance
September 26, 2011
- a brand of fluorescent colouring materials, as of paint
- (as modifier)Day-Glo colours
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for day-glo
1951, proprietary name (Dane & Co. of London) for a brand of fluorescent paint.
Online Etymology Dictionary, © 2010 Douglas Harper